NCT06767202

Relationship Between Exposure to Phenols and Pregnancy Outcomes After Embryo Transfer

• Status: Completed
• Phase: —
• Study type: Observational
• Enrollment: 1,200 (actual)
• Sponsor: keqin liu · Academic / Other
• Sex: Female
• Age: 20 Years
• Healthy volunteers: Accepted

Summary

The goal of this observational study is to explore the association between phenol exposure and pregnancy outcome after embryo transfer. The main question it aims to answer \[is/are\]: Whether exposure to phenols is associated with adverse pregnancy outcomes in pregnant women undergoing assisted reproductive technology?

Detailed description

First of all, paper questionnaires were used in this study, including general information questionnaire, health effect questionnaire, health survey summary form, and dietary assessment questionnaire. Secondly, obtain the relevant information of the medical record system, including: assisted reproduction protocol, IVF examination results, B-ultrasound examination results, laboratory test indicators, pregnancy outcome information and newborn information. Finally, urine samples were detected using a high performance liquid chromatography mass spectrometer.

Conditions

• Embryo Transfer

Timeline

• Start date: 2025-03-14
• Primary completion: 2025-07-01
• Completion: 2025-07-01
• First posted: 2025-01-09
• Last updated: 2025-07-18

Locations

1 site across 1 country: China